net/bnxt: update release notes

Update release doc briefly describing updates to bnxt PMD done during
19.05 release, including transmit optimization changes in the commits
identified by the "Fixes:" tags below.

Fixes: 5ef3592c97b9 ("net/bnxt: support bulk free of Tx mbufs")
Fixes: 220de9869bc3 ("net/bnxt: optimize Tx batching")

Signed-off-by: Ajit Khaparde <ajit.khaparde@broadcom.com>
Signed-off-by: Lance Richardson <lance.richardson@broadcom.com>

diff --git a/doc/guides/rel_notes/release_19_08.rst b/doc/guides/rel_notes/release_19_08.rst
index c199270..1d684c1 100644 (file)
--- a/doc/guides/rel_notes/release_19_08.rst
+++ b/doc/guides/rel_notes/release_19_08.rst
@@ -54,6 +54,12 @@ New Features
      Also, make sure to start the actual text at the margin.
      =========================================================
 
+* **Updated the bnxt PMD.**
+
+  Updated the bnxt PMD. The major enhancements include:
+
+  * Performance optimizations in non-vector Tx path
+
 
 Removed Items
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